Al-Ardah mahmoud I. How I do it Afferent loop obstruction (ALO) with hyper-amylasemia and deranged liver function test , are we going to see this complication more frequently again? Emergency conversion of One anastomosis gastric bypass (OAGB) to a Roux-en-Y Gastric bypass (. Brit J Of Surg Sci [Internet]. 2023 Dec. 31 [cited 2024 Nov. 21];1(1). Available from: https://britishjournalofsurgicalscience.uk/index.php/bjoss/article/view/36